Simultaneous Nadir Overpasses (SNOs) between GOES-18 and NOAA-21
TLE Epoch: 2024 10 12.  Predictions up to the next  14.0 days:

     Date     Time(GOES-18)   GOES-18 Lat/Lon  NOAA-21 Lat/Lon    Distance(km)  Time Diff(sec)
 10/12/2024   22:41:18   (   0.00,-137.00) (  -0.47,-139.10)  239.43                80
 10/13/2024   22:25:15   (   0.00,-136.99) (   0.58,-134.57)  276.85                80
 10/15/2024   10:47:02   (  -0.00,-136.99) (   0.66,-139.82)  324.15                80
 10/16/2024   10:28:19   (  -0.00,-136.98) (  -0.40,-135.30)  191.93                80
 10/17/2024   22:47:35   (  -0.00,-136.97) (  -0.84,-140.59)  413.05                80
 10/18/2024   22:31:31   (  -0.01,-136.96) (   0.17,-136.06)  102.75                80
 10/20/2024   10:50:38   (   0.02,-136.94) (   1.02,-141.32)  499.02                80
 10/21/2024   10:31:53   (   0.02,-136.93) (  -0.00,-136.78)   16.29                80
 10/23/2024   22:35:05   (  -0.02,-136.89) (  -0.16,-137.55)   74.94                80
 10/24/2024   22:19:00   (  -0.02,-136.88) (   0.82,-133.01)  440.10                80
 10/26/2024   10:40:47   (   0.02,-136.85) (   0.33,-138.27)  162.34                80